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{ccid,sniffer}.c: Add comments on USB callbacks

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This commit is contained in:
Harald Welte
2017-11-28 21:23:12 +01:00
parent 5c081911a9
commit ed75c62acf
2 changed files with 8 additions and 0 deletions
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4
firmware/libcommon/source/ccid.c
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@@ -126,6 +126,7 @@ static void ConfigureCardDetection(void)
*-----------------------------------------------------------------------------*/
extern CCIDDriverConfigurationDescriptors configurationDescriptorCCID;
/* Called during USB enumeration after device is enumerated by host */
void CCID_configure(void)
{
CCIDDriver_Initialize();
@@ -133,6 +134,7 @@ void CCID_configure(void)
PIO_ConfigureIt(&pinSmartCard, ISR_PioSmartCard);
}
/* called when *different* configuration is set by host */
void CCID_exit(void)
{
PIO_DisableIt(&pinSmartCard);
@@ -140,6 +142,7 @@ void CCID_exit(void)
USART_SetReceiverEnabled(usart_info.base, 0);
}
/* called when *CCID* configuration is set by host */
void CCID_init(void)
{
uint8_t pAtr[MAX_ATR_SIZE];
@@ -179,6 +182,7 @@ void CCID_init(void)
}
}
/* main (idle/busy) loop of this USB configuration */
void CCID_run(void)
{